Linyi glutinous rice soup

Ingredients

• 1 whole chicken (or 500 g beef shank)
• 3L water
• 5 slices ginger
• 2 scallions
• Thickening: 100 g flour, 100 ml water (mixed to slurry)
• Seasoning: 2 tbsp white pepper, salt to taste
• 1 tbsp sesame oil
• Garnish: cilantro, scallion greens